DNA Introduction and structure

Front

Who discovered complementary base pairing?

Back

Erwin Chargaff

Front

The shape of the DNA molecule is called a _________________________.

Back

double helix

Front

Nitrogenous bases are joined by which type of bond?

Back

hydrogen bonds

Front

Who is responsible for producing the famous DNA image known as Photo 51?

Back

Rosalind Franklin

Front

The drawing shows the structure of what molecule?

Back

A DNA molecule

Front

What are the four nitrogenous bases found in DNA?

Back

Adenine (A), Thymine (T), Cytosine (C), Guanine (G)

Front

What is the function of DNA?

Back

To store and transmit genetic information.

Front

What type of sugar is found in DNA?

Back

Deoxyribose

Front

What is the role of hydrogen bonds in DNA structure?

Back

They hold the two strands of the double helix together by connecting complementary nitrogenous bases.

Front

What is the significance of the double helix structure of DNA?

Back

It allows for the efficient packing of genetic material and provides stability.